Rex is hired to protect a man during Nugget City's Frontier Week.
| Name | Type | Role | |
|---|---|---|---|
| Spider Dugan | Guest Star | ||
| Richard Garland | Guest Star | ||
| Robert Lowery | Guest Star | ||
| Edward Faulkner | Guest Star | ||
| Maurice Wallace | Guest Star | ||
| Walter Reed | Guest Star | ||
| George D. Wallace | Guest Star | Sheriff | |
| Robert Colbert | Guest Star | ||
| Jack Halliday | Guest Star | ||
| Joe Brooks | Guest Star | ||
| Arthur Kendall | Guest Star | ||
| William Fawcett | Guest Star | ||
| Lisa Gaye | Guest Star |